OpenTechnical

OT-2026-000076652

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000076652) never changes.

Identity and time

Publication numberOT-2026-000076652 · never reused
Internal UUID01a0ae94-b06e-7069-96d1-8cdade3fddba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076652
StatusPUBLIC

Content hashes

Canonical text7d4d1f1dfe607ea52eb34c1e4c1fc7efe8ce6e8f7b6736180d6939be8df36764
Markdown32f03be0744e74199fbd599e6cae2d7c3668c6524e2c55a3cd7c417aec532b19
PDF
Publication page50ee95c4204cb0f98bb5b326858e3ddbfa3bf139b72c40eaddb53c01bbd697b7
Manifest55da082a9ff78f1e63d0630047a7132ac25463c21ba51393ce5c8e8bf55f3e7e

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
SignaturesJdVOE2TQR0+2RQ1pMtiEbVmrKOXKbCdt94bkwukO8shk1q1vWBA2C578k1xKIg7nkVcOYSD9GukbpUmuiFgBA==
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

2026-09-17T10:09:23.762443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076652
observed 50ee95c4204cb0f98bb5b326858e3ddb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:23.744528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076652/manifest.json
observed 55da082a9ff78f1e63d0630047a7132a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:23.724273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076652/publication.md
observed 32f03be0744e74199fbd599e6cae2d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:23.704841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076652/publication.txt
observed 7d4d1f1dfe607ea52eb34c1e4c1fc7ef...
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.