OpenTechnical

OT-2026-000056794

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000056794) never changes.

Identity and time

Publication numberOT-2026-000056794 · never reused
Internal UUID01a0ae87-7af7-7c74-b45e-7152d4ab5db3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056794
StatusPUBLIC

Content hashes

Canonical text6d81ba71a42260a86c1b81b480221d23b5c6018dcb113a724471ea2ccb47c8d7
Markdownfb4b87bd4e372baa7a66ea19d23d35d087c5e496d0c0dc204a6b4cc7d6ee32ac
PDF
Publication pagec5988a1b54c2b9b3419af1c245bceac92f858677f30d0207878d4142b3dc5bcb
Manifest879ecd1b32ee60a83eb5a65cac84d31343367d4063e76e2465746aa3f1db8c41

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
SignaturekEh0uDzTA+HLz4fmWmXMbkNhpr/Kf0OXMiSNrh7T7C6Nn/eiDkSPFgIuM+rXcq+46AqJog1vJL3rpWa86o2oDw==
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

2026-09-17T10:50:16.555514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056794
observed c5988a1b54c2b9b3419af1c245bceac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.534163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056794/manifest.json
observed 879ecd1b32ee60a83eb5a65cac84d313...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.507796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056794/publication.md
observed fb4b87bd4e372baa7a66ea19d23d35d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.489932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056794/publication.txt
observed 6d81ba71a42260a86c1b81b480221d23...
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.