OpenTechnical

OT-2026-000057385

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057385) never changes.

Identity and time

Publication numberOT-2026-000057385 · never reused
Internal UUID01a0ae87-d5bd-7af1-a031-13d2c46898bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057385
StatusPUBLIC

Content hashes

Canonical text79fec8068ecadfd06d937ee287e64ae5e783316907252e57df0e01c76e0961db
Markdownc8e820e3b7f457c216eeacbd51da02749ab4b1b391e9bf5faa85ddcb009c3a49
PDF
Publication paged5abd3e837ba0bc7a2f5e579879b97d3f776c7015898d12a0a1108e2e4ed6200
Manifest711af70b879efcbb20958bf1a989ab83984c3f81d0b7654402942c35f7635b00

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature9pHDcx6pXu8hLQagYO/mCfKGS8i0oJCmV7MveTZhUlvwxdzXdeNWgSzn//FUqFqhisgdn46HjrnBcP2s13xwBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:30.995186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057385
observed d5abd3e837ba0bc7a2f5e579879b97d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.976801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057385/manifest.json
observed 711af70b879efcbb20958bf1a989ab83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.958222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057385/publication.md
observed c8e820e3b7f457c216eeacbd51da0274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.940968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057385/publication.txt
observed 79fec8068ecadfd06d937ee287e64ae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.125993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057385
observed d5abd3e837ba0bc7a2f5e579879b97d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.109194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057385/manifest.json
observed 711af70b879efcbb20958bf1a989ab83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.092818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057385/publication.md
observed c8e820e3b7f457c216eeacbd51da0274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.075391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057385/publication.txt
observed 79fec8068ecadfd06d937ee287e64ae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.