OpenTechnical

OT-2026-000057085

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000057085) never changes.

Identity and time

Publication numberOT-2026-000057085 · never reused
Internal UUID01a0ae87-d5b8-708b-b649-679d70c309de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057085
StatusPUBLIC

Content hashes

Canonical text0923dcae95b6f4279186501f9ab076afb6cd469a9fc9287c16812ea99836f7ba
Markdown9c7b4ecdb27dd9c0864aaa41e9f278f4bf1246431bfc91b3b6beeda6b46c54e3
PDF
Publication page591e861614862b7f8b375f331f23793a71f66b30320a4a4d99409b4efdb47c45
Manifest033df182028e26ed4257f14430a173f1eb0a9810ea18bb404abe9f6efb6719bd

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
SignatureAZh2Kxt1kVKtdRJrinnsIC5vryZx8A9EWF/TyD0ip7UK5bTsz/+QABJnX6pXZuajlhBxZkRwHfjadTtbWVaKDg==
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

2026-09-17T10:48:39.923256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057085
observed 591e861614862b7f8b375f331f23793a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.953759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057085/manifest.json
observed 033df182028e26ed4257f14430a173f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.935966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057085/publication.md
observed 9c7b4ecdb27dd9c0864aaa41e9f278f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.916759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057085/publication.txt
observed 0923dcae95b6f4279186501f9ab076af...
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.