OpenTechnical

OT-2026-000035139

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000035139) never changes.

Identity and time

Publication numberOT-2026-000035139 · never reused
Internal UUID01a0ae76-6a1d-737e-8a28-cfb030c77e92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035139
StatusPUBLIC

Content hashes

Canonical text2523318e1e50fbfed6f771af40e88874e14195098a9ff9a99de31411a53f861a
Markdown4b76f4176db57b72ecd8940d5919f4473f571cf0073365481533fbd2a62de8bb
PDF
Publication paged7df55b4bf737c4653fe7315af8e296773fb01cd802d65792906d5badd8f55ff
Manifest9a12653e228bc2801717274d9339b9ef3bb82f9566347693ed620f7570a0fceb

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
Signaturek93DuNgvm4DFqscDYnIV8Aj6tjWPqaa4jKnSXRhJmDcyxPMU9kD8F8ylNUU7Usfq7t/hZawJJCOn5oTuSqu0AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:13.552922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035139
observed d7df55b4bf737c4653fe7315af8e2967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.536816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035139/manifest.json
observed 9a12653e228bc2801717274d9339b9ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.519856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035139/publication.md
observed 4b76f4176db57b72ecd8940d5919f447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.504013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035139/publication.txt
observed 2523318e1e50fbfed6f771af40e88874...
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.