OpenTechnical

OT-2026-000101599

Publication integrity record

Foam pad vacuum gripper, two zone face, pump fed, pulsed blow-off 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-2026-000101599) never changes.

Identity and time

Publication numberOT-2026-000101599 · never reused
Internal UUID01a0aea4-0e15-7385-9cf6-a66bb60ede2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101599
StatusPUBLIC

Content hashes

Canonical text45ef000ca9b65d5770d3a1d4090a42e1e9b04f9f46e203f7be5d713acd96ace2
Markdownc3e9ca97c3b24402f8fa58a74040a794e0e7f6190aba6d07ee2f4b213c36a196
PDF
Publication page79ae2ff7dfcd19e6ea1d916cf3dec8577dde00ebf612f3d43ec35ae8d2d7cb98
Manifest962efd4ef3aaed8240125467ac61d938a36150897e756812c4d229831ad88e6b

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
SignatureKsNC0gxU0k55vdcm2GqmriY8iTCM2piFtf0/jLYu/QgXrX2g4xHdtoZhmN6ojua7dC4XkSfAnAjxHGEX5poTAQ==
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

2026-09-17T09:25:42.484193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101599
observed 79ae2ff7dfcd19e6ea1d916cf3dec857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.465404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101599/manifest.json
observed 962efd4ef3aaed8240125467ac61d938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.446273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101599/publication.md
observed c3e9ca97c3b24402f8fa58a74040a794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.426337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101599/publication.txt
observed 45ef000ca9b65d5770d3a1d4090a42e1...
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.