OpenTechnical

OT-2026-000060823

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000060823) never changes.

Identity and time

Publication numberOT-2026-000060823 · never reused
Internal UUID01a0ae8a-b7d1-7503-a476-7c9ee287ce2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060823
StatusPUBLIC

Content hashes

Canonical text2bab70aedaaaa261091b39c30255c40b57bec82befbcb8d0689666d1bcd1084f
Markdown232eb43b36d19f8c57775aed2447736e7d82f51f47629a340da0060880e2a613
PDF
Publication pageb52b6b7782c7cc270dc95cc22c185e4d8d66222a2b7a115a8ece583295d6e943
Manifestb24f3dc21f912b90ca9eb2e4c03292c79ea8f8edd693a611ff3274a28ac2ec68

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
Signature2mcj5bysR8gdOsNl7rdCsks+uCZqV9A6dU+R6CsilOuU0PfZQHcXrkmLWAGiMS1DWS/xJr8XzVnZ1A6MUZrtAg==
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

2026-09-17T10:43:34.502260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060823
observed b52b6b7782c7cc270dc95cc22c185e4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:34.486392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060823/manifest.json
observed b24f3dc21f912b90ca9eb2e4c03292c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:34.471665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060823/publication.md
observed 232eb43b36d19f8c57775aed2447736e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:34.455367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060823/publication.txt
observed 2bab70aedaaaa261091b39c30255c40b...
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.