OpenTechnical

OT-2026-000061736

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061736) never changes.

Identity and time

Publication numberOT-2026-000061736 · never reused
Internal UUID01a0ae8b-b8aa-7971-b4d1-0d8adb6e0be0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061736
StatusPUBLIC

Content hashes

Canonical textf4ae6e2522836255c614f8387deade334d1b075bcc0f81d03faa81f9951d4b11
Markdown103454d4f82680f5efaef0f57c5fec7c8b6eecddad99fa89c755963df56793c4
PDF
Publication paged5a44085a9ae2e3f9b4c681bb21dba799b05a0a6bce035ac10f4da50a9779d19
Manifest5b2bd0c1ba5f536ccce559b58643682a55aee0d15b1137b66567ea5e70836731

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
Signature1Qv1GeKwGToIrNnh4yCSy+8cYoNBuT6RKynkix4fnh/kr9bHQR0NSlkJZxPtolsKNo/C68nJl7s7lIHLz8SEDw==
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

2026-09-17T10:40:19.361127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061736
observed d5a44085a9ae2e3f9b4c681bb21dba79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.330232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061736/manifest.json
observed 5b2bd0c1ba5f536ccce559b58643682a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.299037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061736/publication.md
observed 103454d4f82680f5efaef0f57c5fec7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.278681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061736/publication.txt
observed f4ae6e2522836255c614f8387deade33...
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.