OpenTechnical

OT-2026-000060342

Publication integrity record

Foam pad vacuum gripper, 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-2026-000060342) never changes.

Identity and time

Publication numberOT-2026-000060342 · never reused
Internal UUID01a0ae8a-5a75-76e3-9c64-ac3576d14cd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060342
StatusPUBLIC

Content hashes

Canonical text81049512783dedd1914427b973d2a4544b0d0d2fcbc6201ebdc85f943df8777f
Markdown254e5d4d01b81df98d5cf07576d23b0f18f27ad22aebc2f78040406aa94db8c2
PDF
Publication page1932ac91a9a07e9d1a34ea77ca339794e1b154d6cd5a15fef6c7b57ec449e9b0
Manifestd910cf6731ca7d200b6d398dd0a7b68ad9e4f4e864c6ec73d5f7573fe085d05b

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
Signaturep6UpIic07225hFXLAyIlldxFbuy7kfDp3fNHJ6BrFONmOsXzzFD//S5kz4PebM11y5QSNalXkZVg1rikeZiuCw==
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

2026-09-17T10:44:04.583513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060342
observed 1932ac91a9a07e9d1a34ea77ca339794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:04.557321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060342/manifest.json
observed d910cf6731ca7d200b6d398dd0a7b68a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:04.528805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060342/publication.md
observed 254e5d4d01b81df98d5cf07576d23b0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:04.501946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060342/publication.txt
observed 81049512783dedd1914427b973d2a454...
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.