OpenTechnical

OT-2026-000061362

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, 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-2026-000061362) never changes.

Identity and time

Publication numberOT-2026-000061362 · never reused
Internal UUID01a0ae8b-1385-71be-90b3-b1f75908554c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061362
StatusPUBLIC

Content hashes

Canonical texte3f77d4747e7128e9079e20d08acf8a1e4d5a122228e8e9e963a1aa86b3987e0
Markdown0bc269a9e356f5d4ca8516d07bedbe813144978cc2e9838f69a8b5e276c7d78f
PDF
Publication page44c55d741bd0986d98f009d5400e06662a91215158853c9d419c3cc0b4d0a909
Manifestff51b43a562276b7b838dbc6a10d1ccf854a5228f205a00ec6e47a61958a8c4b

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
Signature4eHSi05WTukxL7AshWEH65FZCrb1By7UpzGgzHL3L2Mik53v1gfGDH07vvpHhhwVj56e4yLC2l105w+6//MSAA==
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...

Independent retrieval

2026-09-17T10:42:48.708604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061362
observed 44c55d741bd0986d98f009d5400e0666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:48.690751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061362/manifest.json
observed ff51b43a562276b7b838dbc6a10d1ccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:48.673377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061362/publication.md
observed 0bc269a9e356f5d4ca8516d07bedbe81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:48.657631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061362/publication.txt
observed e3f77d4747e7128e9079e20d08acf8a1...
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.