OpenTechnical

OT-2026-000068802

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000068802) never changes.

Identity and time

Publication numberOT-2026-000068802 · never reused
Internal UUID01a0ae90-6dcb-74b7-82e1-675bd25cc554 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068802
StatusPUBLIC

Content hashes

Canonical textf930680b791d7b78df3fa7ac28a1faef8f1ee8fbd2be3bf218ac76bb779c7599
Markdown4da255f02c75ab5fb478eb35ca852dba6820d293f494b9f4aa6ec278e28dca32
PDF
Publication pagec8734ec924b7a541205b12bd0748c346ac719b6a3991cfd3b77e0fa313ae1b55
Manifest5fbdff69d724c2f5ba7b2981b640037aeb539dd3d4e804570f189230b375ed9b

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
SignatureqU6KxHTCdQ4w8yed3rZQgvLuPQg4TQx3i5lscVcaPGsy4lNY2cpnp0AyNlbQcHyp17vq9P3ooQFaDzBKRLS/CQ==
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

2026-09-17T10:28:36.217133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068802
observed c8734ec924b7a541205b12bd0748c346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:36.200219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068802/manifest.json
observed 5fbdff69d724c2f5ba7b2981b640037a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:36.183492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068802/publication.md
observed 4da255f02c75ab5fb478eb35ca852dba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:36.167267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068802/publication.txt
observed f930680b791d7b78df3fa7ac28a1faef...
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.