OpenTechnical

OT-2026-000051570

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000051570) never changes.

Identity and time

Publication numberOT-2026-000051570 · never reused
Internal UUID01a0ae83-7c81-7565-8c3a-36be8897e54c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051570
StatusPUBLIC

Content hashes

Canonical text54aea532ed67b75335517a54888c8c0aca6a8bcb7067f80e4311e51b280766f1
Markdown08c1c209070290c6992b72187d23a6b20098942263bb885a54e373352992e09f
PDF
Publication page3fd7788388d7e649bd11a600b061ba6c14a14f8e70a9fad1a6ffbe82a5f3f0b3
Manifestd45d66db44271b80b974dd1c06ccfe1d8d565671d59e0dbee02b9b1d9b51f49c

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
Signature/Oo4ZYxk+wnUJuAcLhApZtGWui1sBvoRG8fXC7gxOBGFju7xLG0Kdjxo4VqHPIc4PmK8fzGAX2EhwrdggoULBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:24.632737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051570
observed 3fd7788388d7e649bd11a600b061ba6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:24.614603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051570/manifest.json
observed d45d66db44271b80b974dd1c06ccfe1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:24.595975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051570/publication.md
observed 08c1c209070290c6992b72187d23a6b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:24.578534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051570/publication.txt
observed 54aea532ed67b75335517a54888c8c0a...
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.