OpenTechnical

OT-2026-000063764

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063764) never changes.

Identity and time

Publication numberOT-2026-000063764 · never reused
Internal UUID01a0ae8c-f946-7aa8-8a94-b7b909c0346d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063764
StatusPUBLIC

Content hashes

Canonical textceb251ef400b3c8c241fa93559b53b777bc2ed84b274dcd5c1c8507e7d4ecc6a
Markdown9139d341ffaafc112b16abe586f05994d9fcf33c080cdcf8525c33caa68dfd66
PDF
Publication pagef84177f7ba671044072bc60c396f1f3a8402f01a25ba72953145e2f33ea012c5
Manifestf5edd7642834f25b89cc0008a6abce3c71f7bae686b717cec5b92d92d8cedfd8

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
SignatureSo+NcprXCB4LcBh0TMGhLjKbI7ojsoPl2Hg4QNuSfmilfDgZT9lGh8ROZWyzAl/sB6sxFPBV4qeyq0caE3E3BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:54.182674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063764
observed f84177f7ba671044072bc60c396f1f3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:54.166767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063764/manifest.json
observed f5edd7642834f25b89cc0008a6abce3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:54.147908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063764/publication.md
observed 9139d341ffaafc112b16abe586f05994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:54.129649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063764/publication.txt
observed ceb251ef400b3c8c241fa93559b53b77...
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.