OpenTechnical

OT-2026-000073168

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000073168) never changes.

Identity and time

Publication numberOT-2026-000073168 · never reused
Internal UUID01a0ae92-efb6-7fd9-bac1-7058358f02f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073168
StatusPUBLIC

Content hashes

Canonical text9d03cbfbb3eb6617e43e3c18993eb95ffb027cc885368b5628c04fa9aabb256c
Markdown4b33d2bf0b1217c58a02b99d2530956e699d5c1e593647c090330364c2288c34
PDF
Publication page05a39ba13006c4ae3c9bbea3cbd3c875c05127acd2c3fd5790b6d34333734b4c
Manifestbfabdf0711b6bb4da0f65f4bd19e5612ee5796e624801821537bd1b660c681ff

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
SignatureSZVfNYl8wt+jaes0SZGNmZsbhHPLAr+d7A0uKs0s8N48SLGrUGbIyUbheLcDdaPEhl6fgeOeOciogxnuA1VpCw==
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

2026-09-17T10:21:07.060571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073168
observed 05a39ba13006c4ae3c9bbea3cbd3c875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.041453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073168/manifest.json
observed bfabdf0711b6bb4da0f65f4bd19e5612...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.021609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073168/publication.md
observed 4b33d2bf0b1217c58a02b99d2530956e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.002693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073168/publication.txt
observed 9d03cbfbb3eb6617e43e3c18993eb95f...
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.