OpenTechnical

OT-2026-000099511

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000099511) never changes.

Identity and time

Publication numberOT-2026-000099511 · never reused
Internal UUID01a0aea2-c974-7e16-9f4b-d819accbc9fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099511
StatusPUBLIC

Content hashes

Canonical texta311299d62dd8194df80a58face24b232097141b00bcf8b09d836086f8da1245
Markdownf3953b8f6601e0ffbf187934fbfd48245e4a3bfde1f8dc1b80f9f1a765c33df3
PDF
Publication page000cf9766f17c41ac3862c75ff009a7f8eaa4cb3268a608865ba50ea9171f73d
Manifest911812c8292206bee4171684e94bcce85c23a638b75b5355e271eae22f6926c5

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
SignaturemP1zkkmg+PvmAruXKAGYIjWijR9tOZi62S6YddwWI0aE43K2oFe52qQY0CHBXYzgkDC9fwpD2P20hWhkloeUBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:24.409281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099511
observed 000cf9766f17c41ac3862c75ff009a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.391853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099511/manifest.json
observed 911812c8292206bee4171684e94bcce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.374855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099511/publication.md
observed f3953b8f6601e0ffbf187934fbfd4824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.356913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099511/publication.txt
observed a311299d62dd8194df80a58face24b23...
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.