OpenTechnical

OT-2026-000083186

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000083186) never changes.

Identity and time

Publication numberOT-2026-000083186 · never reused
Internal UUID01a0ae97-c963-7739-bba3-e19c9bf8d50c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083186
StatusPUBLIC

Content hashes

Canonical textfced16c4e3562c2848adad5773c358cfeacf1bf1b80b5daff3a6d4af32d21248
Markdown8bd42b77bcf12e782582ada614aa5cb20171465cd51a10c1bf8f6c538f5ae4ea
PDF
Publication page51fa2e84543b7f0b85a1be63d73536a6fc3796b691b70182fb81dbdf37935a66
Manifest7b2cde554eb269d1aafc42fb9c0d074e2e46f008dcc6212111d9785564f45f1a

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
SignatureoLq0zyhzVG8juOKwd33FpbIRw8O4AUa8uMTxONaeBaMSFpaYY8oCh122qvZF4ePl9EA1PUJ9jeQVPk7IudydBg==
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

2026-09-17T09:01:00.137627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083186
observed 51fa2e84543b7f0b85a1be63d73536a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:00.120173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083186/manifest.json
observed 7b2cde554eb269d1aafc42fb9c0d074e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:00.102735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083186/publication.md
observed 8bd42b77bcf12e782582ada614aa5cb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:00.083029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083186/publication.txt
observed fced16c4e3562c2848adad5773c358cf...
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.