OpenTechnical

OT-2026-000055301

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before set-down

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-2026-000055301) never changes.

Identity and time

Publication numberOT-2026-000055301 · never reused
Internal UUID01a0ae86-a100-7fa2-a7cc-f3810c2d33e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055301
StatusPUBLIC

Content hashes

Canonical textb33834fa1b26cb57f0ec5af5da04a91779076465d1c8376c897017cab480a7e1
Markdown31970ab745be15526bba95be78a1177f9dd38dcaf2d7f6fd00c3f2bf316e496c
PDF
Publication page8f37c09b99e775b016fa34e095c01c815610529899a03cb12bcadd4f84b898e8
Manifest87aa60fb30f8928ad47bdcbc7f956eb447cb1ad2d7645b610850ce86032e3998

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
SignatureZN/p9qQW6GU5j3E4mT7gPzypcSLvQFy+BLmPhZ7ij1lVBE43hIMK976Be88FwwxhSL9fqaPelrImN00M88AABg==
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

2026-09-17T10:51:54.314221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055301
observed 8f37c09b99e775b016fa34e095c01c81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:54.295992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055301/manifest.json
observed 87aa60fb30f8928ad47bdcbc7f956eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:54.277934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055301/publication.md
observed 31970ab745be15526bba95be78a1177f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:54.259690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055301/publication.txt
observed b33834fa1b26cb57f0ec5af5da04a917...
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.